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Merge "Add UI for mainline modules licenses." into qt-dev am: 72aded338a

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am: 0c1f7da25a

Change-Id: I7e3ce8019cc4a411dec6ebf72b8518e1026ed73d
This commit is contained in:
Andrew Sapperstein
2019-06-28 10:47:58 -07:00
committed by android-build-merger
parent 27424848e8 0c1f7da25a
commit 722f8c0ac1
15 changed files with 1239 additions and 0 deletions
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1
src/com/android/settings/Settings.java
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@@ -56,6 +56,7 @@ public class Settings extends SettingsActivity {
public static class NightDisplaySettingsActivity extends SettingsActivity { /* empty */ }
public static class NightDisplaySuggestionActivity extends NightDisplaySettingsActivity { /* empty */ }
public static class MyDeviceInfoActivity extends SettingsActivity { /* empty */ }
public static class ModuleLicensesActivity extends SettingsActivity { /* empty */ }
public static class ApplicationSettingsActivity extends SettingsActivity { /* empty */ }
public static class ManageApplicationsActivity extends SettingsActivity { /* empty */ }
public static class ManageAssistActivity extends SettingsActivity { /* empty */ }

3
src/com/android/settings/core/gateway/SettingsGateway.java
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@@ -72,6 +72,7 @@ import com.android.settings.deviceinfo.StorageDashboardFragment;
import com.android.settings.deviceinfo.StorageSettings;
import com.android.settings.deviceinfo.aboutphone.MyDeviceInfoFragment;
import com.android.settings.deviceinfo.firmwareversion.FirmwareVersionSettings;
import com.android.settings.deviceinfo.legal.ModuleLicensesDashboard;
import com.android.settings.display.NightDisplaySettings;
import com.android.settings.dream.DreamSettings;
import com.android.settings.enterprise.EnterprisePrivacySettings;
@@ -175,6 +176,7 @@ public class SettingsGateway {
UserDictionarySettings.class.getName(),
DisplaySettings.class.getName(),
MyDeviceInfoFragment.class.getName(),
ModuleLicensesDashboard.class.getName(),
ManageApplications.class.getName(),
FirmwareVersionSettings.class.getName(),
ManageAssist.class.getName(),
@@ -318,6 +320,7 @@ public class SettingsGateway {
Settings.DateTimeSettingsActivity.class.getName(),
Settings.EnterprisePrivacySettingsActivity.class.getName(),
Settings.MyDeviceInfoActivity.class.getName(),
Settings.ModuleLicensesActivity.class.getName(),
UserBackupSettingsActivity.class.getName(),
};
}

69
src/com/android/settings/deviceinfo/legal/ModuleLicensePreference.java Normal file
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@@ -0,0 +1,69 @@
/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
package com.android.settings.deviceinfo.legal;
import android.content.ActivityNotFoundException;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ModuleInfo;
import android.util.Log;
import android.widget.Toast;
import androidx.preference.Preference;
import com.android.settings.R;
/**
* Preference in a list that represents a mainline module that has a licenses file.
*/
public class ModuleLicensePreference extends Preference {
private static final String TAG = "ModuleLicensePreference";
private final ModuleInfo mModule;
public ModuleLicensePreference(Context context, ModuleInfo module) {
super(context);
mModule = module;
setKey(module.getPackageName());
setTitle(module.getName());
}
@Override
protected void onClick() {
// Kick off external viewer due to WebView security restrictions (Settings cannot use
// WebView because it is UID 1000).
Intent intent = new Intent(Intent.ACTION_VIEW)
.setDataAndType(
ModuleLicenseProvider.getUriForPackage(mModule.getPackageName()),
ModuleLicenseProvider.LICENSE_FILE_MIME_TYPE)
.putExtra(Intent.EXTRA_TITLE, mModule.getName())
.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
.addCategory(Intent.CATEGORY_DEFAULT)
.setPackage("com.android.htmlviewer");
try {
getContext().startActivity(intent);
} catch (ActivityNotFoundException e) {
Log.e(TAG, "Failed to find viewer", e);
showError();
}
}
private void showError() {
Toast.makeText(
getContext(), R.string.settings_license_activity_unavailable, Toast.LENGTH_LONG)
.show();
}
}

194
src/com/android/settings/deviceinfo/legal/ModuleLicenseProvider.java Normal file
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@@ -0,0 +1,194 @@
/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
package com.android.settings.deviceinfo.legal;
import android.content.ContentProvider;
import android.content.ContentResolver;
import android.content.ContentValues;
import android.content.Context;
import android.content.SharedPreferences;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.res.AssetManager;
import android.database.Cursor;
import android.net.Uri;
import android.os.ParcelFileDescriptor;
import android.util.Log;
import androidx.annotation.VisibleForTesting;
import androidx.core.util.Preconditions;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.nio.file.Files;
import java.nio.file.StandardCopyOption;
import java.util.List;
import java.util.zip.GZIPInputStream;
public class ModuleLicenseProvider extends ContentProvider {
private static final String TAG = "ModuleLicenseProvider";
public static final String AUTHORITY = "com.android.settings.module_licenses";
static final String GZIPPED_LICENSE_FILE_NAME = "NOTICE.html.gz";
static final String LICENSE_FILE_NAME = "NOTICE.html";
static final String LICENSE_FILE_MIME_TYPE = "text/html";
static final String PREFS_NAME = "ModuleLicenseProvider";
@Override
public boolean onCreate() {
return true;
}
@Override
public Cursor query(Uri uri, String[] projection, String selection, String[] selectionArgs,
String sortOrder) {
throw new UnsupportedOperationException();
}
@Override
public String getType(Uri uri) {
checkUri(getContext(), uri);
return LICENSE_FILE_MIME_TYPE;
}
@Override
public Uri insert(Uri uri, ContentValues values) {
throw new UnsupportedOperationException();
}
@Override
public int delete(Uri uri, String selection, String[] selectionArgs) {
throw new UnsupportedOperationException();
}
@Override
public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
throw new UnsupportedOperationException();
}
@Override
public ParcelFileDescriptor openFile(Uri uri, String mode) {
final Context context = getContext();
checkUri(context, uri);
Preconditions.checkArgument("r".equals(mode), "Read is the only supported mode");
try {
String packageName = uri.getPathSegments().get(0);
File cachedFile = getCachedHtmlFile(context, packageName);
if (isCachedHtmlFileOutdated(context, packageName)) {
try (InputStream in = new GZIPInputStream(
getPackageAssetManager(context.getPackageManager(), packageName)
.open(GZIPPED_LICENSE_FILE_NAME))) {
File directory = getCachedFileDirectory(context, packageName);
if (!directory.exists()) {
directory.mkdir();
}
Files.copy(in, cachedFile.toPath(), StandardCopyOption.REPLACE_EXISTING);
}
// Now that the file is saved, write the package's version code to shared prefs
SharedPreferences.Editor editor = getPrefs(context).edit();
editor.putLong(
packageName,
getPackageInfo(context, packageName).getLongVersionCode())
.commit();
}
return ParcelFileDescriptor.open(cachedFile, ParcelFileDescriptor.MODE_READ_ONLY);
} catch (PackageManager.NameNotFoundException e) {
Log.wtf(TAG, "checkUri should have already caught this error", e);
} catch (IOException e) {
Log.e(TAG, "Could not open file descriptor", e);
}
return null;
}
/**
* Returns true if the cached file for the given package is outdated. A cached file is
* outdated if one of the following are true:
* 1. the shared prefs does not contain a version code for this package
* 2. The version code does not match the package's version code
* 3. There is no file or the file is empty.
*/
@VisibleForTesting
static boolean isCachedHtmlFileOutdated(Context context, String packageName)
throws PackageManager.NameNotFoundException {
SharedPreferences prefs = getPrefs(context);
File file = getCachedHtmlFile(context, packageName);
return !prefs.contains(packageName)
|| prefs.getLong(packageName, 0L)
!= getPackageInfo(context, packageName).getLongVersionCode()
|| !file.exists() || file.length() == 0;
}
static AssetManager getPackageAssetManager(PackageManager packageManager, String packageName)
throws PackageManager.NameNotFoundException {
return packageManager.getResourcesForApplication(
packageManager.getPackageInfo(packageName, PackageManager.MATCH_APEX)
.applicationInfo)
.getAssets();
}
static Uri getUriForPackage(String packageName) {
return new Uri.Builder()
.scheme(ContentResolver.SCHEME_CONTENT)
.authority(AUTHORITY)
.appendPath(packageName)
.appendPath(LICENSE_FILE_NAME)
.build();
}
private static void checkUri(Context context, Uri uri) {
List<String> pathSegments = uri.getPathSegments();
// A URI is valid iff it:
// 1. is a content URI
// 2. uses the correct authority
// 3. has exactly 2 segments and the last one is NOTICE.html
// 4. (checked below) first path segment is the package name of a module
if (!ContentResolver.SCHEME_CONTENT.equals(uri.getScheme())
|| !AUTHORITY.equals(uri.getAuthority())
|| pathSegments == null
|| pathSegments.size() != 2
|| !LICENSE_FILE_NAME.equals(pathSegments.get(1))) {
throw new IllegalArgumentException(uri + "is not a valid URI");
}
// Grab the first path segment, which is the package name of the module and make sure that
// there's actually a module for that package. getModuleInfo will throw if it does not
// exist.
try {
context.getPackageManager().getModuleInfo(pathSegments.get(0), 0 /* flags */);
} catch (PackageManager.NameNotFoundException e) {
throw new IllegalArgumentException(uri + "is not a valid URI", e);
}
}
private static File getCachedFileDirectory(Context context, String packageName) {
return new File(context.getCacheDir(), packageName);
}
private static File getCachedHtmlFile(Context context, String packageName) {
return new File(context.getCacheDir() + "/" + packageName, LICENSE_FILE_NAME);
}
private static PackageInfo getPackageInfo(Context context, String packageName)
throws PackageManager.NameNotFoundException {
return context.getPackageManager().getPackageInfo(packageName, PackageManager.MATCH_APEX);
}
private static SharedPreferences getPrefs(Context context) {
return context.getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
}
}

46
src/com/android/settings/deviceinfo/legal/ModuleLicensesDashboard.java Normal file
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@@ -0,0 +1,46 @@
/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
package com.android.settings.deviceinfo.legal;
import android.app.settings.SettingsEnums;
import com.android.settings.R;
import com.android.settings.dashboard.DashboardFragment;
public class ModuleLicensesDashboard extends DashboardFragment {
private static final String TAG = "ModuleLicensesDashboard";
@Override
public int getMetricsCategory() {
return SettingsEnums.MODULE_LICENSES_DASHBOARD;
}
@Override
protected String getLogTag() {
return TAG;
}
@Override
protected int getPreferenceScreenResId() {
return R.xml.module_licenses;
}
@Override
public int getHelpResource() {
return 0;
}
}

41
src/com/android/settings/deviceinfo/legal/ModuleLicensesListPreferenceController.java Normal file
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@@ -0,0 +1,41 @@
/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
package com.android.settings.deviceinfo.legal;
import android.content.Context;
import android.content.pm.ModuleInfo;
import android.content.pm.PackageManager;
import com.android.settings.core.BasePreferenceController;
import java.util.List;
public class ModuleLicensesListPreferenceController extends BasePreferenceController {
public ModuleLicensesListPreferenceController(Context context,
String preferenceKey) {
super(context, preferenceKey);
}
@Override
public int getAvailabilityStatus() {
PackageManager packageManager = mContext.getPackageManager();
List<ModuleInfo> modules = packageManager.getInstalledModules(0 /* flags */);
return modules.stream().anyMatch(new ModuleLicensesPreferenceController.Predicate(mContext))
? AVAILABLE
: CONDITIONALLY_UNAVAILABLE;
}
}

78
src/com/android/settings/deviceinfo/legal/ModuleLicensesPreferenceController.java Normal file
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@@ -0,0 +1,78 @@
/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
package com.android.settings.deviceinfo.legal;
import android.content.Context;
import android.content.pm.ModuleInfo;
import android.content.pm.PackageManager;
import androidx.preference.PreferenceGroup;
import androidx.preference.PreferenceScreen;
import com.android.internal.util.ArrayUtils;
import com.android.settings.core.BasePreferenceController;
import java.io.IOException;
import java.util.Comparator;
import java.util.List;
public class ModuleLicensesPreferenceController extends BasePreferenceController {
public ModuleLicensesPreferenceController(Context context, String preferenceKey) {
super(context, preferenceKey);
}
@Override
public int getAvailabilityStatus() {
return AVAILABLE_UNSEARCHABLE;
}
@Override
public void displayPreference(PreferenceScreen screen) {
super.displayPreference(screen);
PackageManager packageManager = mContext.getPackageManager();
List<ModuleInfo> modules = packageManager.getInstalledModules(0 /* flags */);
PreferenceGroup group = screen.findPreference(getPreferenceKey());
modules.stream()
.sorted(Comparator.comparing(o -> o.getName().toString()))
.filter(new Predicate(mContext))
.forEach(module ->
group.addPreference(
new ModuleLicensePreference(group.getContext(), module)));
}
static class Predicate implements java.util.function.Predicate<ModuleInfo> {
private final Context mContext;
public Predicate(Context context) {
mContext = context;
}
@Override
public boolean test(ModuleInfo module) {
try {
return ArrayUtils.contains(
ModuleLicenseProvider.getPackageAssetManager(
mContext.getPackageManager(),
module.getPackageName())
.list(""),
ModuleLicenseProvider.GZIPPED_LICENSE_FILE_NAME);
} catch (IOException | PackageManager.NameNotFoundException e) {
return false;
}
}
}
}